22424331409 has 2 divisors, whose sum is σ = 22424331410. Its totient is φ = 22424331408.

The previous prime is 22424331359. The next prime is 22424331421. The reversal of 22424331409 is 90413342422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13012421184 + 9411910225 = 114072^2 + 97015^2 .

It is a cyclic number.

It is not a de Polignac number, because 22424331409 - 2⁹ = 22424330897 is a prime.

It is not a weakly prime, because it can be changed into another prime (22454331409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11212165704 + 11212165705.

It is an arithmetic number, because the mean of its divisors is an integer number (11212165705).

Almost surely, 2^22424331409 is an apocalyptic number.

It is an amenable number.

22424331409 is a deficient number, since it is larger than the sum of its proper divisors (1).

22424331409 is an equidigital number, since it uses as much as digits as its factorization.

22424331409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 34.

The spelling of 22424331409 in words is "twenty-two billion, four hundred twenty-four million, three hundred thirty-one thousand, four hundred nine".